SPECIFICATION

Dimagnesium Phosphate Trihydrate
Synonyms:  Magnesium Hydrogen Phosphate; Magnesium Phosphate dibasic Trihydrate
Empirical Formula: MgHPO4.3H2O 
CAS Number: 7782-75-4
Molecular Weight: 174.3
Characteristics: White crystalline powder.  Odorless.

Test Parameter              Specifications                       Method
Identification A                  Positive                                  FCC
Identification B                   Positive                                  FCC
Assay (MgHPO4)             ≥96%                                   FCC
Arsenic                              ≤ 3 ppm                               FCC
Fluoride                             ≤ 0.0025%                           FCC
Lead                                  ≤ 2 ppm                               FCC
Insoluble Substances          ≤0.1%                                  FCC
Loss on ignition                   29 -- 36 %                            FCC

Complies with FCC ;E343(ii)

Packing: Packed in 25kgs or 50lbs net paper bag with PE bag inner.  
Storage and Transport: Store in a tightly sealed container in a cool, dry, well ventilated area.  Avoid exposure to heat and moisture.
Shelf life: Two years.